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  • 简介:Thetraditionaleconomicgrowthmodeof"threehighsandonelow(highinput,highconsumption,highpollutionandlowefficiency)"makesChinagettheachievementsofeconomicdevelopmentandprosperityduringthereformandopeningupwithmorethan30years,butbehindthisextensivemodeofeconomicgrowthisexcessiveconsumptionofnaturalresourcesandalotofgreenhousegasesemissions,thisnotonlylimitsthegrowthrateofChina’seconomy,butmakesatremendousnegativeimpactontheenvironmentwhichisdifficultforustosurvive.Therefore,realizingindustrialstructurelow-carboneffectivelyanddevelopingalow-carboneconomycharacterizedby"low-power,lowconsumption,lowpollutionandlowemissions",becomeChina’snewtargetselectiontotransformeconomicdevelopmentmodeandrealizethegoalofoptimizationandupgradingofindustrialstructureandsustainabledevelopment.

  • 标签: INDUSTRIAL structure low-carbon TRANSFORMATION LOW
  • 简介:Basedontheanalysisontheglobalwarmingandenvironmentaldeterioration,low-carbonconcepthasreceivedmoreandmoreattentionfromgovernments,expertsandscholarsathomeandabroad.TheBritishgovernmentfirstputforwardtheconceptoflow-carboneconomy,andafterthattheJapanesegovernmentproposedtheconstructionoflow-carbonsociety.Inourcountry,expertsandscholarsbegantoresearchonlow-carboncityfrom2007.Thispaperlooksthroughthepracticalandtheoreticalstudiesonlow-carboncityconstructionofthedomesticexpertsandscholars.Thecurrentbackgroundoflowcarboncityconstructionisfirstintroduced.Toclarifyfundamentalconnotation,characteristicsandtargetofChina’slow-carboncityisveryimportant.Therefore,thispapersummarizestheresearchprogressofthelow-carboncityconstructionfromthenecessity,theconnotationandcharacteristicsoftarget.Then,weshouldpayattentiontochoosingtherightindex,combiningtheregioncharacteristicswiththecurrentdevelopmentmodelandevaluationindexessystem,toreflectandimprovecarbonemissions.Finally,thepapergivesanoverviewofsuggestionsbyexpertsandscholarsontheconstructionoflowcarboncity.

  • 标签: low-carbon ECONOMY low-carbon CITY CARBON EMISSION
  • 简介:Researchsituationofeco-designisanalyzed,andthenthoughtsandmethodsofeco-designarediscused.Theeco-designincludespackagingmodularization,dematerialization,energy-savingandbio-simulation.

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  • 作者: Hang Zhou Hua Zhuang
  • 学科: 建筑科学 > 市政工程
  • 创建时间:2023-11-25
  • 出处:《城镇建设》 2023年第18期
  • 机构:(1. Shaanxi Provincial Land Engineering Construction Group Co., Ltd., Xi'an 710075; 2. Institute of Land Engineering and Technology, Shaanxi Provincial Land Engineering Construction Group Co., Ltd. Xi'an 710075; 3.Key Laboratory of Degraded and Unused Land Consolidation Engineering, Ministry of Natural Resources Xi'an 710075, China; 4.Shaanxi Provincial Land Consolidation Engineering Technology Research Center, Xi'an 710075, China;5. Land Engineering Technology Innovation Center, Ministry of Natural Resources,Xi'an 710075)
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  • 简介:Chinaachievedmajorprogressinlow-carbondevelopmentduringtheperiodofthe11thFiveYearPlan(2006-2010).Theincreasingtrendofenergyintensityandcarbonintensityoftheeconomyasseenpriorto2005wasreversedtoasharpdecreasingtrend,leadingtoa19%decreaseinenergyintensityand21%decreaseincarbonintensityinfiveyears.Theenhancedenergyefficiency,mostlyduetoefficiencyimprovementinpowerandmanufacturingsector,isthemajordriverofthedecreaseincarbonintensityoftheeconomy.Thedevelopmentofrenewableenergy,despiteitsimpressivegrowthrate,playedaminorrolebecauseofitssmallshareintheenergymixofthecountry.Energycon-sumptionandenergy-relatedcarbonemissionsperunitofareainbuildingcontinuedtogrowatalesserrate,which,combinedwiththefastgrowthoftotalbuildingvolume,ledtofastgrowthintotalenergyconsumptionandcarbonemissionsinthesector.Similartrendisobservedinthetransportationsectorwhosetotalenergyuseandcarbonemissionscontinuedtogrowfastdespiteslightimprovementinenergyefficiency.Agriculturalenergyuseexperiencedaslightchangeandforestrymadeamajorcontributiontocarbonsinks.Policyandinstitutionalinnovationshelpedbuildasolidsystemofrulesforlow-carbondevelopment.Improvingcosteffectivenessofthesystemremainsamajorchallengeforthenextfiveyearplanperiod.

  • 标签: 低碳 经济 中国 二氧化碳排放量 能源强度 能源效率
  • 简介:Inrespondingtoglobalclimatechange,theideaoflow-carboneconomyemergesasthetimesrequire.Developinglow-carboneconomyisbasedontheconstructionoflow-carbonsociety.Thesocalled'two-orientationsociety'(resourcesconservationorientatedsocietyandenvironmentalfriendlyorientatedsociety)istheconcreterepresentationoflow-carbonsocietywithChinesecharacteristics,andanactualactionforChinaindevelopinglow-carboneconomy.Basedonurbanagglomeration,thepaperdiscussesthemeaningofandtheroutetolow-carbonsocietywhichwouldbetterreflecttheintrinsicrequirementsofsuchasociety.

  • 标签: 中国特色 社会 低碳 路线 全球气候变化 环境友好
  • 简介:TheBritishgovernmentinitiatedtheconceptoflow-carboneconomyinits2003WhitePaperonenergy,whichconstitutedaneconomicmodelforhighereconomicoutputwithlownaturalresourceconsumptionandlowenvironmentalpollution.Since

  • 标签: 气候政策 低碳 中国 世界 经济模式 英国政府
  • 简介:Companiesbearprimaryresponsibilityforlow-carboneconomy,thusrelevantlow-carbonpoliciesshouldbesetproperlytoguidethemandtoensuretheirlow-carbonproductioneffectively.Tosolvetheproblemsgeneratedduringlow-carbondevelopment,thisarticleverifiestheexistenceofthetransmissionpathandstrength.Thisverificationincludesmediatingvariablesofcompanies’willingnessandcapacitytoconductlow-carbonproduction,atransmissionmechanismthroughincentivepathandresourcesprotection,andquestionnairedataofagriculturalcompanies.Conclusionsshowthatthelowcarbonpolicieshaveobviouspositiveeffectsonwillingnessofcorporation;thebasicservice-orientedpolicyhasasignificantlypromotingeffectonlow-carbonproductioncapacity;andlow-carbonproductionperformanceispositivelyinfluencedbywillingnessaswellascapability.Aimingatabettertransmissionpath,somecorrespondingrecommendationshavebeenputforwardintheend.

  • 标签: low-carbon policy WILLINGNESS of COMPANIES to
  • 简介:Nowadayslow-carbondevelopmenthasbecomeahotissueofthewholeworld.Thisarticlefirstintroducesthebackgroundoflow-carboneconomy,andthenexplainstheimportanceofretailingcompaniesinsocialeconomyandthereasonswhytheyshouldoperateinlow-carbonmode.Morespecifically,low-carbonoperationcannotonlyimprovethecompetitivenessofaretailingcompanybyreducingoperationcostandformattinggoodcorporateimage,butalsobenefitthewholesocietybyreducingenvironmentpollutionandpromotinglow-carbonconsumptionandproduction.Onlybyadoptinglow-carbonoperationpatterncanretailingcompaniesconfrontthefierceinternationalcompetition.Toillustratetheabovepointofview,severalcasesoffamouswesternretailingcompanieswillbeanalyzedinthisessay.Tesco,Wal-MartandCarrefourarealltypicalexamplesinlow-carbonoperationbecausetheyallhavegreatgreenandsustainabilityinitiatives.Basedontheadvancedexperiencesoftheabove-mentionedcompanies,thisessaydiscussesthelow-carbonoperationways,puttingforwardsomevaluablesuggestionsonthisproblem.Fromatechnicalperspective,retailingcompaniesshouldadoptadvancedtechnologiesrelatingtolow-carbonoperation.Ontheotherhand,managementlevelofretailingcompaniesshouldbeenhancedtoensuretheapplicationeffectoflow-carbontechnologies.Retailingcompaniesshouldimprovetheabilityofinternalmanagementtoexcavatetheinternalpotentialandbuildgreensupplychaintocorporatewithstrategicpartners.Finally,thisarticlegivestheconclusionofthewholeanalysis.

  • 标签: low-carbon ECONOMY low-carbon operation retailing COMPANY
  • 简介:在不同疲劳下面的低碳的钢表装载的nano颗粒的delaminated上的紧张紧张疲劳生活测试被执行学习钢的疲劳性质。钢的三维的微观结构被TEM观察。另外,在不同负担下面的标本的疲劳破裂的形态学被SEM观察。结果在低压力的条件下面在nano颗粒的钢的弱接口上显示出那种微裂缝的形式,它妨碍主要裂缝的繁殖并且减少疲劳裂缝繁殖率,导致钢的延长疲劳生活。

  • 标签: 低碳钢板 疲劳性能 纳米晶 疲劳裂纹扩展速率 脱层 透射电镜观察
  • 简介:Thetensilebehaviorandpropertiesofcoldformedlow-carbonmicroalloyedsteelwithitsmicrostructureofallferriteandpearlite(F+P)wereinvestigated.Bendingandflatteningdeformationswerecarriedoutinthelaboratoryonhot-rolledsheetsinordertosimulatethecoldformingprocessofsteelsheetsduringpipefabricationandsamplingofhighfrequencystraightbeadweldingpipes.Acomparisonofthetensilebehaviorandpropertiesofthematerialmadebeforeandaftercoldformingindicatesthatcolddeformationaltersthetensilebehaviorandpropertiesofthematerialtoacertaindegreedependingonthemannerofthecolddeformationandthedegree.TheresearchontheBauschingereffectindicatesthatforthesteelsinvestigated,whentheplasticstrainissmall,thebackstressincreasesrapidlywiththeincreaseoftheplasticstrainandthenrapidlytendstosaturation.ThefiniteelementanalysisindicatesthatthechangeinthepropertiesofthesteelsheetsduetocoldformingisaresultoftheBauschingereffectandworkhardening.Themechanismofthechangeinthepropertiesisalsogiveninthisstudy.

  • 标签: 拉伸行为 钢性能 微合金 低碳 材料性能 塑性应变
  • 简介:Globalwarminghasexertedseverechallengesonthesustainabledevelopmentofeconomicsocietyandthefoodsecurity,resourcesecurity,energysecurityandecologicalsecurityoftheworld.Low-carboneconomyhasbecomethecurrenttrendoftheglobaleconomicdevelopment.Thus,theindustrialdevelopmentofChinamustseektheinstitutionalinnovationandtechnologicalinnovationsoastoimprovetheefficiencyofenergy.High-endindustryhasbecomethemainfactorofthefuturedevelopmentoftheeconomicsociety.Thus,todevelopthehigh-endindustryisanimportantapproachtorealizelow-carboneconomy.Thispaperexploresthestrategiesofthedevelopmentofnewlyemerginghigh-endindustriesagainstthebackgroundoflow-carboneconomyformsuchperspectivesaseffectiveuseofresources,theimprovementofindependentinnovativeability,andleadingthehigh-end,highqualityandhighefficiencyindustriestotheimportantregion.

  • 标签: 经济社会 产业 低碳 经济可持续发展 自主创新能力 资源安全
  • 简介:Thepurposeofthispaperistoclarifythequestionsconcerningstimulationoftheinnovationandthediffusionofenergysavingorlow-carbon.Todoso,thispaperexplainsusingtwocasesofJapan-energysavinginnovationaftertheOilShockandtheecopointssystem.Forthecaseaftertheoilshock,weexplaintheenergysavingtrendaftertheOilShockandthefactorsstatistically.Thenweputforwardthebusinessmodelforthelow-carboneconomy.Furthermore,weanalyzethecaseoftheecopointssystemfrom2009-2011inJapanandexplainthesignificanceofthebusinessmodelfordiffusionofthelow-carbonproducts.

  • 标签: energy SAVING INNOVATION eco-point system business
  • 简介:Developmentofalow-carboneconomyandreductionofcarbonemissionsisthetrendoffutureglobalsocio-economicchange,andtheonlywaytomitigateclimatechangeundertheframeworkofsustainabledevelopment.Basedontheconceptofalow-carboneconomy,theauthorattemptstofindawayforunderdevelopedregions,whichcansatisfytheirowndevelopmentwithoutincreasingthepressureonthelocalenvironment.TakingGuizhouSuiyangasanexample,thesolarpowerdesignedinthelandapplicationprovidesalow-carboncasestudyofunderdevelopedareastosolvetheissueofpowersupply.

  • 标签: 欠发达地区 太阳能发电 社会经济 低碳 应用 可持续发展
  • 简介:ItisafundamentalwaytoachievesustainabledevelopmentandinclusivegrowththatChinatakesthelow-carbondevelopmentpath.Andlow-carbondevelopmentisaneffectivewaytorespondtomanythreats,includingglobalclimateanomalies,environmentaldegradation,andenergyshortage.Low-carboneconomyispolicyeconomytoalargeextent.Althoughtheexternalenvironmentdemandslow-carbondevelopmentofelectricpowerindustry,enterpriseslackintrinsicmotivation.ElectricpowerindustryisthepillarindustryofChina,andisoneofthekeyindustriesforChina'slow-carbondevelopment.Thegovernmentneedstoensureitsdominantpositioninthelow-carbondevelopmentofelectricpowerindustry,andreformthegovernmentperformancemanagementsystemandpromotetheplanningandmanagementofelectricpowerindustrythroughappropriatepublicpolicy,inordertoadjustthestructureoftheelectricpowerindustryandtakealow-carbondevelopmentroadwithChinesecharacteristics.

  • 标签: 电力工业 公共政策 低碳 工业发展 中国特色 全球气候异常
  • 简介:TheeffectofTi(C,N)onpropertiesoflow-carbonMgO-Cbrickswasinvestigated.Thephasecompositionandthemicrostructureofthematrixoflow-carbonMgO-CbrickcontainingTi(C,N)werestudiedbyXRDandSEManalysistogetherwithEDS.TheresultsshowedthatTi(C,N)distributedinthematrixoflow-carbonMgO-Cbrickuniformlyafterbeingtreatedat1600℃for3hincokepowderbed,andTi(C,N)andMgOformedasolidsolution.Afterthetreatmentat1600℃for3hincokepowderbed,thebulkdensityandcoldcrushingstrengthoflow-carbonMgO-CbrickwithTi(C,N)decreased,andtheapparentporosityandlinearchangerateofspecimensincreased.Theoxidationresistanceoflow-carbonMgO-CbrickwithTi(C,N)wassuperiortothatoflow-carbonMgO-Cbrickwithnoadditives,butinferiortothatoflow-carbonMgO-CbrickwithAlpowder.TheslagresistanceofthespecimenwithTi(C,N)wasexcellentaswell.

  • 标签: MGO-C砖 氧化强度 耐火材料 建筑材料
  • 简介:早在“后哥本哈根时代”之前,时装界作为潮流的风向标,就已唉到了“低碳”这股势不可挡的时代风潮,各大时尚品牌相继走上“绿化”之路。无论是“真绿”还是“染绿”,它们都成功地把“低碳”从口号变成了你我身上的有机棉。

  • 标签: 时尚品牌 低碳 “绿” 环保 时髦 哥本哈根
  • 简介:China’stechnologicaleffortstotackleclimatechangehavelastedformanyyears.Itisnecessarytotesttheeffectoftheseeffortswithquantitativemethod.Tobeexact,whetherandhowChina’slow-carbontechnologyinnovationrespondstoclimatechangeshouldbetested.Basedonthe2004-2015paneldataof30provincesinChina,weusethemethodofESDAanalyzingthespatialcorrelationofChina’slow-carboninnovationtechnology.Furthermore,weusethespatialDurbinmodelempiricallyanalyzingthespatialspillovereffects.Theresultsobtainedareasfollows:first,supplyanddemandofChineselow-carboninnovationhassomedeviationinthespatialdistribution.Thelow-carbontechnologyinnovationasthesupplyfactorshowsthecharacteristicsofexpandingfromtheeasttothewest.InnovationineasternChinahasalwaysbeenthemostactive,butinnovativeactivitiesinthemiddleandwesternChinaaregraduallydecreased.However,carbonemissionshavethecharacteristicsofmovingwestward,implyingthechangeoftechnologydemanddifferentfromtechnologysupply.Second,China’slow-carboninnovationactivelyrespondstothetrendofclimatechange,indicatingChina’stechnologicaleffortshavepaidoff.However,thespatialspillovereffectsarenotsignificant,showingthattheeffortsineachregionofChinastillworkforhimself.Third,environmentalregulationandmarketpullareimportantfactorsforlow-carbontechnologyinnovation.Amongthem,bothsupportingpolicyandinhibitorypolicyhavesignificantimpactonthelocallow-carbontechnologyinnovation,butnosignificantspatialspillovereffects.Itshowsthatenvironmentalpoliciesindifferentregionsarecompetitiveandlackofdemonstrationeffects.Economicgrowthandexportasmarketpullhavehigherlevelofeffectonlow-carbontechnologyinnovationforbothlocalandadjacentareas.Somepolicyimplicationsareproposedbasedontheseresultsfinally.

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